DESMOSOM nabłonka tęczówki, widoczne ziarna pigmentu, zazna~1

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a

BAILEY S TEXTBOOK OF HISTOLOGY

Pigment

łsma membranę Dense

Fig. 4-6. Electron micrograph of a desmosome from epithelium of iris. The outer leaflet of the plasma membranę is specifically morę distinct as a result of staining en bloc with urany! acetate. Notę that the tonofUaments approach the desmosome in a horizontal direction. in contrast with the pattem ee« - ^pigure 4-5. See Figurę 4-3 for variations of desmosomes. Iris of newt. x90.000. (Courtesy    Tonoeaki).